Question

if x=^2+1/^2-1 And y=^2-1/^2+1 find the value of x^2+y^2+xy​

Answer 1

Answer:

Step-by-step explanation:

X = 2+1+2ROOT2

Y= 3-2ROOT2

X+Y = 6

XY = 9-8=1

[X+Y]^2=X2+Y2 +2XY

36-2 = X2+Y2

34 =X2+Y2

THEN

X2+Y2+XY= 34+1=35